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LDM Series Instruction Manual —
P/N 15885:H3 8/12/2019
27
Annunciator Operation
System 500 (UL 8th)
Figure A.3 illustrates the configuration of LDMs to annunciate alarms for up to 24 zones (no zone troubles) with the first eight points (P1
through P8) dedicated to the System 500 function annunciations listed below. No expander is needed in this mode.
Figure A.4 illustrates the configuration of LDMs to annunciate alarms for up to 24 zones (no zone troubles).
J6
J5
OUTPUTS
J7
J8
J8
wire to
LEDs
view of LDM-32
Address #1
LDM-32
System
Functions*
1 - 8
9 - 16
17 - 24
* System Status Indicators
Notification Circuit #2 ON (Green LED)
Notification Circuit #1 ON (Green LED)
System Alarm (Red LED)
Municipal Tie ON (Red LED)
Alarm Relay ON (Red LED)
not used
Figure A.3 Alarm Points Only Operation
J6
J5
OUTPUTS
J7
J8
view of LDM-32
wire to
LEDs
Address #1
LDM-32
not
applicable
1 - 8
9 - 16
17 - 24
Figure A.4 Alarm Only Operation with CPU Shift